Dr Aloknath Chakrabarti is a retired professor of Mathematics, Indian Institute of Science, Bangalore, India. He is at present a Visiting Professor, Department of Mechanical Engineering, University of Hong Kong, Pokfulam Road, Hong Kong. He has more than four decades of rich experience in teaching and research on various theories of Mathematics. A Gold Medalist in M.Sc (Applied Mathematics) from Calcutta University, his areas of special interest are Integral Transforms, Integral Equations, Elasticity, Fluid Mechanics, Diffraction and Scattering Theory, The Weiner-Hopf Tehnique, and Numerical Analysis.Dr Chakrabarti has published numerous articles in reputed national and international journals, including two books titled Elements of Ordinary Differential Equations and Special Functions, published by Wiley Eastern Pvt. Ltd., (1991) and Water Wave Scattering by Barriers (along with Prof. BN Mandal), WIT Press, Southampton, Boston (2000). He is a Fellow of the National Academy of Sciences, India, a Fellow and Chartered Mathematician, Institute of Mathematics and its Applications, U.K., and a Fellow of the Wessex Institute of Great Britain.